diff --git a/all/ipv6.txt b/all/ipv6.txt
index 2878f831..0da66d72 100644
--- a/all/ipv6.txt
+++ b/all/ipv6.txt
@@ -3475,6 +3475,7 @@
 2600:f0f0:82:c00::/56
 2600:f0f0:82:d00::/56
 2600:f0f0:82:e00::/56
+2600:f0f0:300::/48
 2600:f0f0:600:200::/55
 2600:f0f0:600::/55
 2600:f0f0:1000::/44
diff --git a/all/ipv6_merged.txt b/all/ipv6_merged.txt
index d50fb1d6..c30e6af0 100644
--- a/all/ipv6_merged.txt
+++ b/all/ipv6_merged.txt
@@ -1001,6 +1001,7 @@
 2600:f0f0:82:1100::/56
 2600:f0f0:82:c00::/55
 2600:f0f0:82:e00::/56
+2600:f0f0:300::/48
 2600:f0f0:600::/54
 2600:f0f0:1000::/44
 2600:f0f0:4000::/44
diff --git a/amazon/ipv6.txt b/amazon/ipv6.txt
index 674b2d21..292e7059 100644
--- a/amazon/ipv6.txt
+++ b/amazon/ipv6.txt
@@ -1000,6 +1000,7 @@
 2600:f0f0:82:c00::/56
 2600:f0f0:82:d00::/56
 2600:f0f0:82:e00::/56
+2600:f0f0:300::/48
 2600:f0f0:600:200::/55
 2600:f0f0:600::/55
 2600:f0f0:1000::/44
diff --git a/amazon/ipv6_merged.txt b/amazon/ipv6_merged.txt
index 9bfc12ec..13168c12 100644
--- a/amazon/ipv6_merged.txt
+++ b/amazon/ipv6_merged.txt
@@ -793,6 +793,7 @@
 2600:f0f0:82:1100::/56
 2600:f0f0:82:c00::/55
 2600:f0f0:82:e00::/56
+2600:f0f0:300::/48
 2600:f0f0:600::/54
 2600:f0f0:1000::/44
 2600:f0f0:4000::/44